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90756516 = 2238391121
BaseRepresentation
bin1010110100011…
…01010110100100
320022202220112110
411122031112210
5141213202031
613001121020
72151263154
oct532152644
9208686473
1090756516
1147258794
1226489170
1315a583a6
14c0a6764
157e7ac46
hex568d5a4

90756516 has 24 divisors (see below), whose sum is σ = 214318944. Its totient is φ = 29887360.

The previous prime is 90756509. The next prime is 90756527. The reversal of 90756516 is 61565709.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44565 + ... + 46556.

It is an arithmetic number, because the mean of its divisors is an integer number (8929956).

Almost surely, 290756516 is an apocalyptic number.

It is an amenable number.

90756516 is an abundant number, since it is smaller than the sum of its proper divisors (123562428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90756516 is a wasteful number, since it uses less digits than its factorization.

90756516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91211 (or 91209 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 39.

The square root of 90756516 is about 9526.6214367949. The cubic root of 90756516 is about 449.3926225500.

The spelling of 90756516 in words is "ninety million, seven hundred fifty-six thousand, five hundred sixteen".

Divisors: 1 2 3 4 6 12 83 166 249 332 498 996 91121 182242 273363 364484 546726 1093452 7563043 15126086 22689129 30252172 45378258 90756516